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Finding the Fourth Proportional to 374,204.59, 561,395.41 and 121,484.59

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Solution

The fourth proportional to 374,204.59, 561,395.41 and 121,484.59 is: 182,255.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,204.59 : 561,395.41 = 121,484.59 : x
  2. Step 2: Convert to fraction form
    374,204.59/561,395.41 = 121,484.59/x
  3. Step 3: Cross multiply
    374,204.59x = 561,395.41 × 121,484.59
  4. Step 4: Simplify right side
    374,204.59x = 68,200,889,504.53
  5. Step 5: Solve for x
    x = 68,200,889,504.53/374,204.59
  6. Step 6: Final answer
    x = 182,255.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.